The 2012–13 LNBP was the 13th season of the Liga Nacional de Baloncesto Profesional, one of the professional basketball leagues of Mexico.

It started on September 4, 2012 and ended on February 27, 2013.

The league title was won by Toros de Nuevo Laredo, which defeated Halcones UV Xalapa in the championship series, 4–2.

Note: the LNBP gave 70 points to Soles, 51 to Lechugueros, 46 to Guerreros and 44 to Osos.

The first 4 teams in the standings are automatically qualified for the quarterfinals.